Dyfyniad APA

Tripodi, T., Epstein, I., & Fellin, P. (1971). Social program evaluation: Guidelines for health, education, and welfare administrators. Peacock Pub.

Dyfyniad Arddull Chicago

Tripodi, Tony, Irwin Epstein, and Phillip Fellin. Social Program Evaluation: Guidelines for Health, Education, and Welfare Administrators. [Itasca, Ill: Peacock Pub, 1971.

Dyfyniad MLA

Tripodi, Tony, et al. Social Program Evaluation: Guidelines for Health, Education, and Welfare Administrators. Peacock Pub, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.